# Swimming at the 2024 European Aquatics Championships – Women's 50 metre butterfly

The Women's 50 metre butterfly competition of the 2024 European Aquatics Championships was held on 18 and 19 June 2024.

## Records

Prior to the competition, the existing world, European and championship records were as follows.
| | Name | Nationality | Time | Location | Date |
| World recordEuropean record | Sarah Sjöström | Sweden | 24.43 | Borås | 5 July 2014 |
| Championship record | Sarah Sjöström | Sweden | 24.87 | Berlin | 18 August 2014 |

## Results
### Heats

The heats were started on 18 June at 09:30. Qualification Rules: The 16 fastest from the heats qualify to the semifinals.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 4 | Sara Junevik | Sweden | 26.01 | Q |
| 2 | 2 | 6 | Tamara Potocká | Slovakia | 26.12 | Q, NR |
| 3 | 2 | 3 | Jana Pavalić | Croatia | 26.25 | Q |
| 4 | 2 | 4 | Anna Ntountounaki | Greece | 26.28 | Q |
| 4 | 4 | 6 | Julie Kepp Jensen | Denmark | 26.28 | Q |
| 6 | 4 | 5 | Paulina Peda | Poland | 26.31 | Q |
| 7 | 3 | 3 | Anna Dowgiert | Poland | 26.32 | Q |
| 7 | 4 | 2 | Roos Vanotterdijk | Belgium | 26.32 | Q |
| 9 | 2 | 5 | Emilie Beckmann | Denmark | 26.52 | Q |
| 9 | 3 | 2 | Jessica Felsner | Germany | 26.52 | Q |
| 11 | 3 | 6 | Elisabeth Ebbesen | Denmark | 26.61 | |
| 12 | 2 | 7 | Wiktoria Piotrowska | Poland | 26.66 | |
| 13 | 4 | 3 | Julia Maik | Poland | 26.67 | |
| 14 | 2 | 2 | Ariel Hayon | Israel | 26.72 | Q |
| 15 | 3 | 5 | Daryna Nabojčenko | Czech Republic | 26.75 | Q |
| 15 | 4 | 7 | Mariangela Boitsuk | Estonia | 26.75 | Q |
| 17 | 3 | 1 | Lora Komoróczy | Hungary | 26.86 | Q |
| 18 | 3 | 7 | Lillian Slušná | Slovakia | 26.99 | Q |
| 19 | 4 | 1 | Julia Ullmann | Switzerland | 27.09 | Q |
| 20 | 2 | 1 | Aliisa Soini | Finland | 27.23 | |
| 21 | 2 | 8 | Mina Kaljević | Serbia | 27.36 | |
| 22 | 4 | 0 | Edith Jernstedt | Sweden | 27.38 | |
| 23 | 4 | 8 | Nina Stanisavljević | Serbia | 27.46 | |
| 24 | 3 | 9 | Mia Pentti | Finland | 27.66 | |
| 25 | 2 | 0 | Jóhanna Elín Guðmundsdóttir | Iceland | 27.99 | |
| 26 | 4 | 9 | Anna Hadjiloizou | Cyprus | 28.02 | |
| 27 | 3 | 0 | Mariam Sheikhalizadeh | Azerbaijan | 28.04 | |
| 28 | 1 | 4 | Varsenik Manucharyan | Armenia | 28.16 | |
| 29 | 1 | 3 | Yeva Karapetyan | Armenia | 29.33 | |
| 30 | 1 | 5 | Arla Dermishi | Albania | 29.82 | |
| | 3 | 4 | Neža Klančar | Slovenia | DNS | DNS |
| | 3 | 8 | Kalia Antoniou | Cyprus | DNS | DNS |

### Semifinals

The semifinals were started on 18 June at 19:12. Qualification Rules: The 16 fastest from the heats qualify to the semifinals.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Sara Junevik | Sweden | 25.84 | Q |
| 2 | 1 | 5 | Anna Ntountounaki | Greece | 26.12 | Q |
| 3 | 1 | 6 | Roos Vanotterdijk | Belgium | 26.23 | Q |
| 4 | 1 | 3 | Paulina Peda | Poland | 26.24 | Q |
| 5 | 1 | 4 | Tamara Potocká | Slovakia | 26.33 | Q |
| 5 | 2 | 3 | Julie Kepp Jensen | Denmark | 26.33 | Q |
| 7 | 2 | 5 | Jana Pavalić | Croatia | 26.38 | Q |
| 8 | 2 | 6 | Anna Dowgiert | Poland | 26.43 | Q |
| 9 | 1 | 7 | Daryna Nabojčenko | Czech Republic | 26.58 | |
| 9 | 2 | 8 | Lillian Slušná | Slovakia | 26.58 | |
| 11 | 2 | 7 | Ariel Hayon | Israel | 26.59 | |
| 12 | 2 | 2 | Emilie Beckmann | Denmark | 26.64 | |
| 13 | 1 | 8 | Julia Ullmann | Switzerland | 26.78 | |
| 14 | 1 | 2 | Jessica Felsner | Germany | 26.82 | |
| 15 | 1 | 1 | Lora Komoróczy | Hungary | 26.83 | |
| 16 | 2 | 1 | Mariangela Boitsuk | Estonia | 26.88 | |

### Final

The final was held on 19 June at 18:47.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Sara Junevik | Sweden | 25.68 |
| | 3 | Roos Vanotterdijk | Belgium | 26.08 |
| | 5 | Anna Ntountounaki | Greece | 26.18 |
| 4 | 2 | Tamara Potocká | Slovakia | 26.21 |
| 5 | 7 | Julie Kepp Jensen | Denmark | 26.22 |
| 6 | 6 | Paulina Peda | Poland | 26.25 |
| 7 | 1 | Jana Pavalić | Croatia | 26.26 |
| 8 | 8 | Anna Dowgiert | Poland | 26.58 |